Home / 179,242,886.34-247,362,817.21-99,857,902.82

Finding the Fourth Proportional to 179,242,886.34, 247,362,817.21 and 99,857,902.82

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Solution

The fourth proportional to 179,242,886.34, 247,362,817.21 and 99,857,902.82 is: 137,808,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,242,886.34 : 247,362,817.21 = 99,857,902.82 : x
  2. Step 2: Convert to fraction form
    179,242,886.34/247,362,817.21 = 99,857,902.82/x
  3. Step 3: Cross multiply
    179,242,886.34x = 247,362,817.21 × 99,857,902.82
  4. Step 4: Simplify right side
    179,242,886.34x = 24,701,132,160,751,144
  5. Step 5: Solve for x
    x = 24,701,132,160,751,144/179,242,886.34
  6. Step 6: Final answer
    x = 137,808,158.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.